We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxemia) give ...

Abstract: Wire retention force is an important indicator for evaluating the reliability of wire insertion in electrical connectors. Current approaches to measure this force are mainly relied on spring ...

Abstract: To meet the requirements for multiband wireless monitoring of high-temperature parameters faced in areas, such as industrial Internet, aerospace, and energy extraction, a wireless passive ...

PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...